@import url('https://fonts.googleapis.com/css?family=Noto+Sans+TC&display=swap');
body{
	margin: 0;
	padding: 0;
	background: radial-gradient(#f3f1f3,#9fc7e2,#50afe6);
	height: 100vh;
	overflow: hidden;
	font-family: 'Noto Sans TC', sans-serif;
}
.center{
	width: 430px;
	top: 200px;
	left: 36%;
	position: relative;
}
.center .header{
	font-size: 28px;
	font-weight: bold;
	color: white;
	padding: 25px 0 30px 25px;
	background: #34d8eb;
	border-bottom: 1px solid  #f2f4f7;
	border-radius: 5px 5px 0 0;
}
.center form{
	position: absolute;
	background: white;
	width: 100%;
	padding: 50px 10px 0 30px;
	box-sizing: border-box;
	border: 1px solid #f5f8fa;
	border-radius: 0 0 5px 5px;
}
form input{
	height: 50px;
	width: 90%;
	padding: 0 10px;
	border-radius: 3px;
	border: 1px solid silver;
	font-size: 18px;
	outline: none;
}
form input[type="password"]{
	margin-top: 20px;
}
form i{
	position: absolute;
	font-size: 25px;
	color: grey;
	margin: 15px 0 0 -45px;
}
i.fa-lock{
	margin-top: 35px;
}
form input[type="submit"]{
	margin-top: 40px;
	margin-bottom: 40px;
	width: 130px;
	height: 45px;
	color: white;
	cursor: pointer;
	line-height: 45px;
	border-radius: 45px;
	border-radius: 5px;
	background: #34d8eb;
}
form input[type="submit"]:hover{
	background:  #2890e6;
	transition: .5s;
}
form a{
	text-decoration: none;
	font-size: 18px;
	color: #34d8eb;
	padding: 0 0 0 20px;
}